This neon sign is an homage to an Alfred Hitchcock film.

The largest cave shaft in the world is home to thousands of birds and popular with BASE jumpers.

Now isolated, this church was once the center of a bustling village that succumbed to the Black Death.

A madman's personal garden filled with 1,000 sculpted heads.

Home to three historic ships from the age of Vikings.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

The vast, legendary catacombs hold secrets much stranger than stacked bones.

It houses the remains of a 17th-century version of the Titanic.

A golden plaque marks the site of the mysterious unsolved assassination of the former Swedish prime minister.

An artist's mausoleum with a haunting echo.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

Largest lake in Great Britain measured by surface area.

The elegant structure of this 19th century railroad bridge creates an illusion of infinity.

Part museum, part piece of Arthurian-inspired history, this stately hall attracts King Arthur fans from miles away.

The world's first experimental nutritionist is memorialized as the "Hippocrates of naval medicine."

Surreal riveted sea forts once protected the Kent shores from German attack.

Unusual British home built to disguise a water tower.

Legend says these rocks used to be hunting dogs, a story that may have inspired Sherlock Holmes' most famous case.

Old Tudor home moved on thick iron rails to a new spot.

Huge winged monument in the United Kingdom.

Built in 1911, the Tees Transporter Bridge is one of only six transporter bridges still in operation.